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20232020000 = 25541011601
BaseRepresentation
bin10010110101111011…
…000010000000100000
31221020000010002212002
4102311323002000200
5312413344120000
613143334223132
71314240222023
oct226573020040
957200102762
1020232020000
1186424a2095
123b077b4aa8
131ba579348a
14d9d0411ba
157d62ec8d5
hex4b5ec2020

20232020000 has 60 divisors (see below), whose sum is σ = 49773853206. Its totient is φ = 8092800000.

The previous prime is 20232019961. The next prime is 20232020033. The reversal of 20232020000 is 2023202.

It can be written as a sum of positive squares in 5 ways, for example, as 30514576 + 20201505424 = 5524^2 + 142132^2 .

It is a super-6 number, since 6×202320200006 (a number of 63 digits) contains 666666 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 485801 + ... + 525800.

Almost surely, 220232020000 is an apocalyptic number.

20232020000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20232020000 is an abundant number, since it is smaller than the sum of its proper divisors (29541833206).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20232020000 is an equidigital number, since it uses as much as digits as its factorization.

20232020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011631 (or 1011608 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

Adding to 20232020000 its reverse (2023202), we get a palindrome (20234043202).

20232020000 divided by its reverse (2023202) gives a 4-th power (10000 = 104).

The spelling of 20232020000 in words is "twenty billion, two hundred thirty-two million, twenty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 625 800 1000 1250 2000 2500 4000 5000 10000 20000 1011601 2023202 4046404 5058005 8092808 10116010 16185616 20232020 25290025 32371232 40464040 50580050 80928080 101160100 126450125 161856160 202320200 252900250 404640400 505800500 632250625 809280800 1011601000 1264501250 2023202000 2529002500 4046404000 5058005000 10116010000 20232020000